Firearm locking device and mount



FIG. 1 is a right-front perspective view of a firearm locking device and mount in accordance with the present design;

FIG. 2 is a left-front perspective view thereof;

FIG. 3 is a back view thereof;

FIG. 4 is a front view thereof;

FIG. 5 is a top view thereof;

FIG. 6 is a bottom view thereof;

FIG. 7 is a right side view thereof; and,

FIG. 8 is a left side view thereof.

The broken line showing of the firearm locking device and mount is for the purpose of illustrating environmental structure and forms no part of the claimed design. 

CLAIM The ornamental design for a firearm locking device and mount, as shown and described. 